Tracker / CVE-2026-86247
CVE-2026-86247
High 7.4
Race condition within a thread vulnerability in Apache Tomcat Native allowed client certificate verification requirements to be down-graded for some configurations. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Unsupported versions may also be affected. Users are recommended to upgrade to version 2.0.16 or 1.3.9, which fixes the issue.
Affected products and versions
| apache | tomcat_native · 1.3.0 → 1.3.9 |
|---|---|
| apache | tomcat_native · 2.0.0 → 2.0.16 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.